v0.12.8

Enzyme v0.12.8

Diff since v0.12.7

Merged pull requests:

• Type unstable setfield support (#1455) (@wsmoses)
• Batched mixed activity rewrite (#1457) (@wsmoses)
• Fix unused shadow return type (#1462) (@wsmoses)
• Faster type analysis (no JIT) (#1463) (@wsmoses)

Closed issues:

• [KA + Enzyme]: Instruction does not dominate all uses! (#1402)
• Illegal type analysis error for GraphsFlows.jl max flow (#1448)
• Enzyme issue with component arrays (#1451)
• Autodiff for function that builds ODEProblem (#1458)
• Differential use analysis error (#1461)

v0.12.7

Enzyme v0.12.7

Diff since v0.12.6

Merged pull requests:

• recursion perf v3 (#1440) (@wsmoses)
• Add jl_simpliy pass (#1445) (@wsmoses)
• Fix type escaping in @import_frule, @import_rrule (#1446) (@mofeing)
• Handle mixed activity of literal 0 constant (#1449) (@wsmoses)
• Fix a broken link and some typos in dev_docs.md (#1450) (@lanceXwq)

v0.12.6

Enzyme v0.12.6

Diff since v0.12.5

Merged pull requests:

• Add macro to import rrule from chainrules (#996) (@wsmoses)
• Remove unnecessary val in thunk types (#1432) (@wsmoses)
• Docs: describe differentiable types (#1433) (@wsmoses)
• Document API options (#1435) (@wsmoses)
• Modernize developer instructions to use Preferences.tom (#1436) (@wsmoses)
• Fix static arrays on forward mode gradient call (#1438) (@wsmoses)
• Improve recursion performance (#1439) (@wsmoses)
• Nicer method errors (#1444) (@wsmoses)

Closed issues:

• Modernize developer instructions to use Preferences.toml (#108)
• Add docstrings to Enzyme options in api.jl (#289)
• Unecessary Val in Thunk types (#350)
• Complex pow compilation error (#547)
• How to use ChainRules rrules with autodiff? (#583)
• Add caveat for differentiation through Val (#654)
• Sum of Int with floats fails (#708)
• Discussion: what does Enzyme.jl need for DL in Julia? (#805)
• Catch local version missmatch (#851)
• problem with tullio (#1279)
• IOError creating a development build (#1291)
• Why is autodiff_thunk useful in forward mode? (#1335)
• Why does gradient in forward mode return a tuple? (#1368)
• EnzymeTestUtils : fails on GPU Buffers (#1427)
• StaticArrays + Onehot mismatch (#1437)
• Overly strict enforcement of type equality for Duplicated (#1441)

v0.12.5

Enzyme v0.12.5

Diff since v0.12.4

Merged pull requests:

• fix deferred (#1426) (@wsmoses)
• Update Format.yml (#1428) (@CarloLucibello)
• Getfield with reference (#1430) (@wsmoses)
• Optimize away unnecessary recursive forward passes (#1431) (@wsmoses)

Closed issues:

• Illegal type analysis error with setindex! + ifelse + mixed float types (#809)
• Error on forward-mode BatchDuplicated of NamedTuple of complex sin on v1.7 (#904)
• Bounds error when analyzing typeunstablerules.jl (#1317)
• Enzyme execution failed on a basic example? (#1321)
• Illegal instruction error on reverse mode autodiff (#1339)
• Unexpected result when function doesn't return nothing (#1363)
• Autodiff Deferred Thunk is broken (#1417)
• Julia Crashes from Assertion (#1429)

v0.12.4

Enzyme v0.12.4

Diff since v0.12.3

Merged pull requests:

• Adjust tests of triangular solve rules to new EnzymeTestUtils capabilities (#1407) (@simsurace)
• CompatHelper: bump compat for LLVM to 7, (keep existing compat) (#1420) (@github-actions[bot])
• No escaping allocation (#1422) (@wsmoses)
• Fewerprints (#1423) (@wsmoses)
• Fix emiterror (#1425) (@wsmoses)

Closed issues:

• Non-Deterministic behaviour from Enzyme Reverse Mode (#1298)

v0.12.3

Enzyme v0.12.3

Diff since v0.12.2

Merged pull requests:

• add import_frule (reprised) (#1333) (@CarloLucibello)
• fix add_one_in_place (#1418) (@wsmoses)
• Handle constant gep (#1419) (@wsmoses)
• Correct dead arg elimination (#1421) (@wsmoses)

Closed issues:

• DJ4Earth runtime activity required (#858)
• TypeAnalysisDepthLimit warning with Vector{Vector{Vector{Float64}}} (#866)
• Primal GC preserve end not postdominating begin -> Reverse-mode fails verification (#877)
• triu! Illegal Type Analysis (#1159)
• Error with Flux GRU layer (#1261)
• Long Enzyme compile times (#1296)
• Unexpected zero derivative (#1304)
• Julia segfaults when using maps over a segmented array (#1312)

v0.12.2

Enzyme v0.12.2

Diff since v0.12.1

Merged pull requests:

• More debug info on error (#1396) (@wsmoses)
• WIP opt out of types (#1413) (@wsmoses)
• Fix test (#1414) (@wsmoses)
• Special case make_zer(array) for perf (#1415) (@wsmoses)

Closed issues:

• JIT error (#1021)
• Error when differentiating LinearAlgebra.copy_similar (#1320)
• make_zero is type-unstable (#1359)
• Illegal type analysis (#1400)
• Reverse mode is type-unstable in v0.12 (#1401)
• Segfault with Assertion 'isa<LoadInst>(orig) == isa<LoadInst>(val)' failed (#1408)
• Reverse mode gradient is up to 100x slower in Enzyme v0.12 (#1409)

v0.12.1

Enzyme v0.12.1

Diff since v0.12.0

Merged pull requests:

• [EnzymeTestUtils] Vectorize function for FiniteDifferencesCalls (#1327) (@sethaxen)
• Enzyme rules for partialsort! (#1373) (@jgreener64)
• Identify and attempt fix for gc bug (#1386) (@wsmoses)
• Try narrowing inactive rules for rand (#1388) (@gaurav-arya)
• Remove vararg tuple warning (#1395) (@wsmoses)
• [EnzymeTestUtils] Add rng keyword to testing functions and test with seed (#1398) (@sethaxen)
• stabilize default_adjoint (#1403) (@wsmoses)
• Null addr cast GC handler (#1404) (@wsmoses)
• Fix autodiff_deferred_thunk abi (#1412) (@wsmoses)

Closed issues:

• partition, type analysis mismatch (#880)
• julia_type_rule callback performance bottleneck (#1299)
• Reverse-mode on complex function fails (#1319)
• Intimidating docs (#1344)
• Enzyme segfault (#1353)
• Type analysis depth limit / task switch not allowed from inside staged nor pure functions (#1354)
• Add more details to docs (#1355)
• Basic SparseMatrixCSC calculations do not work. (#1381)
• Overly broad inactive marker for Random.rand (#1387)
• Gradient returns all zeros (#1389)
• StackOverflowError depending on loaded packages (#1390)
• Julia crash on v1.7.3 with batch mutation of triangle of Hermitian array (#1394)
• EnzymeTestUtils nondeterminstic failure (#1397)
• enumerate not working in 0.12 (#1405)

v0.12.0

Enzyme v0.12.0

Diff since v0.11.20

Merged pull requests:

• TA pass julia type info via param attr (#1300) (@wsmoses)
• Memoize typetree calls (#1302) (@vchuravy)
• add complex sqrt (#1324) (@wsmoses)
• Remove invariant loads on primal computation (#1325) (@wsmoses)
• Add Julia formatter (#1326) (@simsurace)
• Define compiler_job_from_backend (#1328) (@vchuravy)
• Add FAQ section to docs (#1343) (@gdalle)
• Set parallel to false if parent_job is not nothing (#1348) (@giordano)
• Bump Enzyme_jll to 0.0.103 (#1351) (@vchuravy)
• Skip intermittant builds (#1352) (@vchuravy)
• Use make_zero and Ref inside gradient (#1356) (@mcabbott)
• Add additional docs (#1357) (@wsmoses)
• Set type warning false by default (#1360) (@wsmoses)
• Fix assertion on nocapture llvm.enzymejl.sret (#1361) (@wsmoses)
• Fix CUDA tests (#1364) (@vchuravy)
• Support GPUCompiler 0.26 (#1365) (@vchuravy)
• Load Adapt unconditionally for Julia 1.8 (#1369) (@vchuravy)
• Backport EnzymeCore Adapt fix to 0.6 (#1374) (@vchuravy)
• Set development branch to 0.12 (#1375) (@vchuravy)
• Fix undefined memory in faq (#1376) (@wsmoses)
• Add differential use handler (#1377) (@wsmoses)
• Mark randn! as inactive (#1378) (@wsmoses)
• [EnzymeTestUtils] Mark 1.8 batch test as failing (#1379) (@wsmoses)
• Restore 1.9+ setfield (#1383) (@wsmoses)
• Update Project.toml (#1384) (@wsmoses)

Closed issues:

• Why does Duplicated(x, dx) assume x and dx have the same type? (#1329)
• Forward over reverse for variadic function (#1336)
• gradient (and gradient!) fails on basic example (#1340)
• Warning with Flux.Bilinear (#1341)
• Matrix exponential fails (#1346)
• EnzymeTestUtils tests failing on main (#1349)
• Using Julia's LLVM and Enzyme.jl's artifacts to differentiate C code (#1367)
• Enzyme requests reverse rule on Const returns (#1380)
• Gradient returns wrong result for static arrays (#1382)

v0.11.20

Enzyme v0.11.20

Diff since v0.11.19

Merged pull requests:

• fix checknan (#1338) (@wsmoses)
• Disable ojit on windows (#1342) (@wsmoses)

Closed issues:

• StackOverflow in forward mode (#1330)